Dianne Feinstein

Dianne Feinstein

Chip Somodevilla / Getty Images

Dianne Feinstein Democrat Age: 75 The wild card is Dianne Feinstein, widely considered to be the state's most prominent Democrat, who friends say is debating whether to enter the race or remain an influential figure in Washington. She would vault to the head of the field, analysts say, but may be reluctant to leave the Senate with her party newly dominant in favor of a campaign to run a deficit-plagued state and deal with a polarized Legislature.

Dianne Feinstein Democrat Age: 75 The wild card is Dianne Feinstein, widely considered to be the state's most prominent Democrat, who friends say is debating whether to enter the race or remain an influential figure in Washington. She would vault to the head of the field, analysts say, but may be reluctant to leave the Senate with her party newly dominant in favor of a campaign to run a deficit-plagued state and deal with a polarized Legislature. (Chip Somodevilla / Getty Images)

Dianne Feinstein Democrat Age: 75 The wild card is Dianne Feinstein, widely considered to be the state's most prominent Democrat, who friends say is debating whether to enter the race or remain an influential figure in Washington. She would vault to the head of the field, analysts say, but may be reluctant to leave the Senate with her party newly dominant in favor of a campaign to run a deficit-plagued state and deal with a polarized Legislature.